Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

49°F

9°C

Humidity	93%
Wind Speed	WSW 1 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Last update	13 Feb 11:10 PM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles SSW Cupertino CA

Today
High: 59 °F
Areas Fog
then Mostly
Cloudy
Tonight
Low: 47 °F
Slight Chance
Rain
Sunday
High: 57 °F
Slight Chance
Rain then
Rain Likely
Sunday Night
Low: 45 °F
Showers
Washington's Birthday
High: 52 °F
Rain
Monday Night
Low: 42 °F
Rain
Tuesday
High: 49 °F
Rain
Tuesday Night
Low: 38 °F
Rain
Wednesday
High: 52 °F
Rain Likely

Detailed Forecast

Today

Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 59. Calm wind becoming south 5 to 8 mph in the afternoon.

Tonight

A slight chance of rain before 1am, then a slight chance of rain after 2am. Mostly cloudy, with a low around 47. South southeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Rain likely, mainly after 4pm. Cloudy, with a high near 57. South southeast wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

Rain before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Low around 45. South southeast wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Washington's Birthday

Rain. High near 52. Southeast wind 6 to 10 mph becoming south southwest in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Monday Night

Rain. Low around 42. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday

Rain. High near 49. Chance of precipitation is 100%.

Tuesday Night

Rain. Cloudy, with a low around 38.

Wednesday

Rain likely. Mostly cloudy, with a high near 52.

Wednesday Night

Rain likely. Mostly cloudy, with a low around 38.

Thursday

A chance of rain. Partly sunny, with a high near 54.